# NTSB LAX80FUG37: Cessna 172, N4839G, Cajon Pass, CA, May 31, 1980

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 31, 1980
- Place: Cajon Pass, CA · CAJON PASS, CA
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report July 8, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 130961
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX80FUG37
- Page: https://openairdocs.org/ntsb/LAX80FUG37

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1446  80/5/31    CAJON PASS,CA       CESSNA 172          CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 27, 325
        TIME - 1630                    N4839G              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 94 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          RIVERSIDE,CA                LAS VEGAS,NV
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
        FACTOR(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           WEATHER - DOWNDRAFT,UPDRAFTS
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST/LOWER SCATTERED                                 UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  WIND DIRECTION-DEGREES
          NONE                                                     250
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           5                                                       VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- ENCTRD SVR DWNDRFT WHILE ATMTG TO CROSS CAJON PASS,1000FT AGL,CLR OF CLDS.
```

## Aircraft

- Registration: [N4839G](https://openairdocs.org/aircraft/N4839G), registered now, S/N 17273386, built 1979 (OpenAirDocs)
- Reported make and model: CESSNA 172
- Registry model: [Cessna 172N](https://openairdocs.org/model/cessna-172n) (registry code 2072434) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19800531017029A](https://openairdocs.org/incident/19800531017029A), May 31, 1980: Cessna 172N, Cajon Pass, CA, Substantial damage. Flew into area of severe turbulence in a mountain Pass. Struck ground in a downdraft. Landed safely.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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